package project;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;

public class DaylightTiem {
    public static double Log(String time1 ,String time2){
        long minute = 0;
            try {
                SimpleDateFormat format1 = new SimpleDateFormat("yyyyMMddHHmmss");
                Date date1 = format1.parse(time1);
                Date date2 = format1.parse(time2);
                Calendar cal1 = Calendar.getInstance();
                cal1.setTime(date1);
                Calendar cal2 = Calendar.getInstance();
                cal2.setTime(date2);
                long phonetime = cal2.getTime().getTime() - cal1.getTime().getTime();
                

                if(phonetime>=0 && phonetime/1000<60 || phonetime%60000>0) //不到一分钟按一分钟计算
                    minute = phonetime/1000/60+1;
                else
                    minute = phonetime/1000/60;

                if(cal1.get(Calendar.MONTH) == Calendar.OCTOBER && cal1.get(Calendar.DATE) >= 25 && cal1.get(Calendar.DAY_OF_WEEK) == Calendar.SUNDAY) {
                    //开始时间在十月最后一个周日
                    if(cal1.get(Calendar.HOUR_OF_DAY)==2 && cal2.get(Calendar.HOUR_OF_DAY)==2 && cal2.get(Calendar.HOUR_OF_DAY)<3 && cal2.get(Calendar.MINUTE)<=cal1.get(Calendar.MINUTE)) {
                        //因为转换而出现通话时间为负的情况
                        minute+=60;
                        System.out.println("通话时长："+minute);
                        System.out.println("通话账单："+Money(minute));
                    }
                    else if(cal1.get(Calendar.HOUR_OF_DAY)<2 && cal2.get(Calendar.HOUR_OF_DAY)>=2) {
                        //开始时间是两点前，结束时间是两点后（经历第二次转换
                        System.out.println("通话时长："+minute+"或"+(minute+60));
                        System.out.println("通话账单："+Money(minute)+"或"+Money(minute+60));
                    }
                    else {
                        System.out.println("通话时长："+minute);
                        System.out.println("通话账单："+Money(minute));
                    }

                }
                else{
                    if(cal2.get(Calendar.MONTH) == Calendar.OCTOBER && cal2.get(Calendar.DATE) >= 25 && cal2.get(Calendar.DAY_OF_WEEK) == Calendar.SUNDAY) {
                        if(cal2.get(Calendar.HOUR_OF_DAY)>=2)
                            minute +=60;
                    }
                    else {
                        if((cal1.get(Calendar.MONTH) == Calendar.MARCH && cal1.get(Calendar.DATE) >= 25 && cal1.get(Calendar.DAY_OF_WEEK) == Calendar.SUNDAY)){
                            //开始时间在三月最后一个周日
                            if(cal1.get(Calendar.HOUR_OF_DAY)<2 && cal2.get(Calendar.HOUR_OF_DAY)>=3)
                                //开始时间在两点前，结束时间在三点后（经过了第一次转换
                                minute -=60;
                        }
                        else{//开始时间不在三月最后一个周日
                            if((cal2.get(Calendar.MONTH) == Calendar.MARCH && cal2.get(Calendar.DATE) >= 25 && cal2.get(Calendar.DAY_OF_WEEK) == Calendar.SUNDAY)){
                                //但是结束时间在（从前一天打到这一天
                                if(cal2.get(Calendar.HOUR_OF_DAY)>=3 )
                                    minute -= 60;
                            }
                        }
                    }
                }
            } catch (ParseException e) {
                e.printStackTrace();
            }
        return minute;
    }

    public static double Money(long minute) {
        double money = 0;
        if(minute>1200 || minute <=0){
            return -1;
        }else{
            if(minute<=20)
                money = minute*0.05;
            else
                money = 1+(minute-20)*0.1;
        }
        return money;
    }
}

